Home / 14,114.33-19,478.45-8,065.05

Finding the Fourth Proportional to 14,114.33, 19,478.45 and 8,065.05

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Solution

The fourth proportional to 14,114.33, 19,478.45 and 8,065.05 is: 11,130.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,114.33 : 19,478.45 = 8,065.05 : x
  2. Step 2: Convert to fraction form
    14,114.33/19,478.45 = 8,065.05/x
  3. Step 3: Cross multiply
    14,114.33x = 19,478.45 × 8,065.05
  4. Step 4: Simplify right side
    14,114.33x = 157,094,693.34
  5. Step 5: Solve for x
    x = 157,094,693.34/14,114.33
  6. Step 6: Final answer
    x = 11,130.15

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.